19738010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{63671}}^1$

素因数の和:63709

約数の個数: 16

約数和(自身を含む): 36675072

約数和(自身を除く): 16937062

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 63671, 127342, 318355, 636710, 1973801, 3947602, 9869005, 19738010]

約数ペア:

[(1, 19738010), (2, 9869005), (5, 3947602), (10, 1973801), (31, 636710), (62, 318355), (155, 127342), (310, 63671)]